Biology Chapter 5 Test (Genetics) PDF

Name: _________________________________________________ Date: _________________ Biology Chapter 5 Test Genetics Part A Circle the letter of the correct answer. 1. Which option is an example of incomplete dominanc...

Name: _________________________________________________ Date: _________________ Biology Chapter 5 Test Genetics Part A Circle the letter of the correct answer. 1. Which option is an example of incomplete dominance? a. wrinkled peas c. pink camellia flowers b. AB blood type d. purple flowers 2. Which term describes an organism’s genetic material? a. DNA c. amino acid b. pedigree d. Punnett Square 3. A change in the nucleotide sequence of a gene is a ________. a. mutation c. translation b. replication d. none of the above. 4. Transcription is the process of making ____________. a. mRNA from DNA b. DNA without the use of nitrogen bases c. chemicals that link chains d. DNA with the use of nitrogen bases 5. Why did Mendel use cross-pollination in his experiments? a. to speed up self-pollination b. to control which plants pollinated other plants c. to make sure dominant factors were always produced d. to make sure recessive factors were always produced 6. What did Mendel conclude about inherited traits? a. One factor controls each inherited trait. b. Two factors control each inherited trait. c. Multiple factors control each inherited trait. d. Factors do not control each inherited trait. 7. What does homozygous mean? a. The genes in a hybrid are dominant. b. The two alleles in a genotype are the same. c. The two traits in a phenotype are different. d. The two alleles in a genotype are different. Name: _________________________________________________ Date: _________________ Biology Chapter 5 Test Genetics 8. What is a gene? a. a pair of chromosomes b. a chemical that predicts heredity c. a piece of a chromosome with code for one trait d. all of the above 9. Enrique has a red-flowering camellia plant and a white-flowering camellia plant. The next spring, a pink-flowering camellia plant grows. What type of interaction does the pink flowering plant show? a. codominance c. polygenic inheritance b. multiple alleles d. incomplete dominance 10. A dairy farm bred a true-breeding hairless cow with a true-breeding cow that had hair. The offspring had hair. Which word best describes the hairless gene? a. hybrid c. dominant b. recessive d. homozygous Part B Write the letter of the correct term that matches the definition. Matching Set 1 11. _____ the passing of traits from parents to offspring A. alleles 12. _____ occurs when multiple genes determine the B. gene phenotype of a trait C. pedigree 13. _____ offspring of parents with different forms of D. heredity the same trait E. hybrids 14. _____ section of a chromosome with genetic F. polygenic inheritance information for one trait 15. _____ phenotypes of genetically related family members 16. _____ different forms of a gene Matching Set 2 17. _____ change in the nucleotide sequence of a gene G. heterozygous 18. _____ having two different alleles of a gene H. homozygous 19. _____ having two of the same allele for a gene I. mutation 20. _____ process of making protein from RNA J. transcription 21. _____ process of making RNA from DNA K. translation Name: _________________________________________________ Date: _________________ Biology Chapter 5 Test Genetics Part C Fill out the table and then use the table to respond to each statement. 22. Write the correct symbols in each box to complete the Punnett square. The parents are Rr and Rr. 23. Identify the genotypes of the offspring using the Punnett Square. ________________________________________________________________________ 24. Describe the phenotypes of the offspring by using the Punnett Square. Note the following: Dominant trait: Blue wings (R) Recessive trait: White wings (r) ________________________________________________________________________ ________________________________________________________________________ Name: _________________________________________________ Date: _________________ Biology Chapter 5 Test Genetics Part D Answer the following questions with complete sentences. 25. What is codominance? ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 26. Who is Gregor Mendel? ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________